Table 5.
Factors associated with testing positive for a BBV among persons attending The Royal Free Hospital emergency department between January and June 2015
| HBsAg-positive | Anti-HCV-positive | HCV PCR-positive | Anti-HIV- and p24Ag-positive | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| OR | 95% CI | P value | OR | 95% CI | P value | OR | 95% CI | P value | OR | 95% CI | P value | |
| Sex | ||||||||||||
| Male | 1 | 0.848 | 1 | 1 | 0.009 | 1 | 0.319 | |||||
| Female | 0.89 | 0.29–2.79 | 0.15 | 0.04–0.50 | <0.001 | 0.18 | 0.04–0.81 | 0.59 | 0.21–1.68 | |||
| Age group | ||||||||||||
| 18–35 | 2.31 | 0.57–9.29 | * | 1.31 | 0.38–4.52 | |||||||
| 36–55 | 1.85 | 0.46–7.45 | 1.39 | 0.58–3.33 | 1.32 | 0.42–4.19 | 1.05 | 0.31–3.62 | 0.912 | |||
| ⩾56 | 1 | 0.461 | 1 | 0.464 | 1 | 0.641 | 1 | |||||
| Ethnicity | ||||||||||||
| White | 1 | 0.002 | 1 | 0.632 | 1 | 0.227 | 1 | 0.227 | ||||
| Asian | 0.87 | 0.10–7.50 | 1.76 | 0.55–5.67 | 2.19 | 0.40–12.06 | 1.31 | 0.36–4.82 | ||||
| Black | 9.08 | 2.72–30.27 | 2.19 | 0.59–8.09 | 5.52 | 1.22–25.00 | 0.72 | 0.09–5.65 | ||||
| Other/mixed | * | 1.17 | 0.25–5.41 | 1.47 | 0.16–13.22 | 0.58 | 0.07–4.58 | |||||
| Re-attendance | ||||||||||||
| Yes | 1 | 0.619 | 1 | 0.078 | 1 | 0.281 | 1 | 0.06 | ||||
| No | 0.75 | 0.24–2.33 | 0.46 | 0.19–1.11 | 0.53 | 0.17–1.69 | 3.04 | 0.85–10.82 | ||||
| Registered with a GP | ||||||||||||
| Yes | * | 1 | 0.731 | * | 1 | 0.523 | ||||||
| No | * | 1.46 | 0.19–11.11 | * | 2.09 | 0.27–16.28 | ||||||
| Time of attendance | ||||||||||||
| 00:00–07:59 | 5.41 | 1.04–28.10 | 0.38 | 0.08–1.74 | 0.35 | 0.04–2.94 | 0.3 | 0.04–2.46 | ||||
| 08:00–15:59 | 1 | 0.099 | 1 | 0.349 | 1 | 0.553 | 1 | 0.379 | ||||
| 16:00–23:59 | 2.57 | 0.50–13.33 | 0.65 | 0.25–1.68 | 0.85 | 0.26–2.81 | 1.02 | 0.36–2.94 | ||||
| Day of attendance | ||||||||||||
| Weekday | 1 | 0.785 | 1 | 0.665 | 1 | 0.785 | 1 | 0.715 | ||||
| Weekend | 1.18 | 0.37–3.72 | 0.82 | 0.33–2.04 | 1.18 | 0.37–3.72 | 0.82 | 0.28–2.41 | ||||
| Reason for attendance | ||||||||||||
| Trauma and orthopaedics | 1 | 0.26 | 1 | 0.22 | 1 | 0.072 | 1 | 0.264 | ||||
| Infections | 1.88 | 0.12–30.39 | 1.25 | 0.21–7.62 | * | 0.94 | 0.08–10.45 | |||||
| Cardiac conditions | 1.49 | 0.09–24.06 | 3.07 | 0.75–12.47 | 9.29 | 0.75–12.47 | * | |||||
| Haematology | * | * | * | * | ||||||||
| Central nervous system conditions | * | * | * | 1.46 | 0.13–16.40 | |||||||
| Respiratory conditions | * | 1.79 | 0.29–10.93 | 2.68 | 0.17–43.36 | 5.55 | 1.00–30.91 | |||||
| Gastrointestinal conditions | 5.3 | 0.61–45.81 | 0.34 | 0.04–3.33 | * | * | ||||||
| Urological conditions | * | 2.07 | 0.41–10.44 | 2.05 | 0.13–33.09 | 1.02 | 0.09–11.38 | |||||
| Obstetrics and gynaecological conditions | * | * | * | * | ||||||||
| Diabetes | * | * | * | * | ||||||||
| Dermatology conditions and allergy | 6.97 | 0.42–114.35 | * | * | * | |||||||
| Maxillofacial, ENT conditions, and ophthalmology | 10.2 | 0.90–115.08 | * | * | * | |||||||
| Psychological and social | * | * | * | * | ||||||||